TULSA, Okla. (April 20, 2023) – Public Service Company of Oklahoma (PSO), an American Electric Power (Nasdaq: AEP) company, today announced the purchase of Rock Falls Wind Facility in northern Oklahoma. The 154.58-megawatt facility in Kay and Grant counties is providing benefits to PSO customers. Rock Falls’ fuel-free power complements PSO’s existing fleet of natural gas generation assets. It…